正大 zhèngdà upright Definitions Defs Origin Strokes Stroke Words Sentences Sents zhèngdà upright 正 zhèng adjective correct correct; orthodox; standard; right; honest or upright in character大 dà adjective big big; large; great; vast; high in scale or intensity; (of a person) old; adultzhèngdà Zhengda 正 zhèng noun straight straight; upright; not tilted; also used to describe shapes with equal sides and angles, such as a regular hexagon大 dà adjective big big; large; great; vast; high in scale or intensity; (of a person) old; adult